K2 PROFLEX BEAST 1998 VS GT MARATHON ELITE 2009 specs comparison
K2 ProFlex Beast
General Infos| Model | ProFlex Beast |
| Manufacturer | K2 |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- purple and yellow -Black with red vertebrae |
| Sizes |
- Large - medium - small - way big |
| Sizes |
- Large - medium - small - way big |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Panaracer Smoke Kevlar Front: 26 X 2.10 (inches) Panaracer Dart Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes |
| Hubs for disc brakes | Shimano Deore LX |
| Rims manufacturer | 36-hole Sun Rims XC |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 1.8 (millimeters) Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Double-butted 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Titec Enduro Hell Bent |
| Handlebar extender | Optional |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threadless Aheadset Kontak AL-2 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs PC-51 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Shimano BB-UN52 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano Deore LX |
| Gear shift levers | Shimano Deore LX RapidFire SL |
| Rear gear set | 11 - 30 Teeth 8-speed |
K2 ProFlex Beast Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Double Triple-clamp Crown Aluminum and magnesium |
| Fork type | K2 Bikes Proflex Girvin Noleen Pipeline Chubby LT |
Other Specs of K2 ProFlex Beast
| Component group sets | Shimano Deore LX |
| Pedals details | K2 Mag C |
| Rear shock absorber | 5.0 (inches) Travel Noleen NR-2 |
| Saddle seat | Selle Royal |
| Seat post extension | 27.2 (millimeters) Diameter Polygon PM-312 |
GT Marathon Elite
General Infos| Model | Marathon Elite |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Kenda Nevegal Front: 26 X 2.30 (inches) Kenda Nevegal |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid Juicy 3 Levers Avid Juicy 3 Brakes |
| Hubs for disc brakes | Shimano Deore Disc |
| Rims manufacturer | WTB SpeedDisc XC |
| Spoke nipples type | Not Available |
| Spoke wheel | DT Swiss Stainless |
Frame and Body Specs
| Frame materials | GT I-Drive 4 6061 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Ritchey 6061 OS Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Ritchey 6061 |
| Headset size | 1 1/8 (inches) FSA Integrated |
Gearing Specifications
| Bicycle chain | Shimano Nine Speed |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano SLX Hollowtech II |
| Crankset parts and sizes | Shimano SLX |
| Gear shift levers | Shimano SLX RapidFire |
| Rear gear set | 11 - 34 Teeth 9-speed |
GT Marathon Elite Fork System Data
| Derailleur (Front) | Shimano SLX |
| Derailleur (Rear) | Shimano SLX |
| Fork material | Single Crown Magnesium and aluminum |
| Fork type | 120 (millimeters) Travel RockShox Recon 335 Solo Air |
Other Specs of GT Marathon Elite
| Component group sets | Shimano SLX |
| Pedals details | Crank Brothers Candy C |
| Rear shock absorber | 4 (inches) Travel Fox Float R |
| Saddle seat | WTB Rocket V Comp Chromo |
| Seat post extension | 31.6 (millimeters) Diameter Ritchey 3D Forged |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its ProFlex Beast bike manual
- Find All parts, tires and accessories of K2 ProFlex Beast Mountain bike here
- Get your GT Marathon Elite manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Marathon Elite Mountain bike here